240464394 has 12 divisors (see below), whose sum is σ = 521006226. Its totient is φ = 80154792.

The previous prime is 240464381. The next prime is 240464401. The reversal of 240464394 is 493464042.

240464394 is a `hidden beast` number, since 2 + 4 + 0 + 4 + 643 + 9 + 4 = 666.

240464394 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 176544369 + 63920025 = 13287^2 + 7995^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6679549 + ... + 6679584.

Almost surely, 2^240464394 is an apocalyptic number.

240464394 is an abundant number, since it is smaller than the sum of its proper divisors (280541832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240464394 is a wasteful number, since it uses less digits than its factorization.

240464394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13359141 (or 13359138 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The square root of 240464394 is about 15506.9143932634. The cubic root of 240464394 is about 621.8470707523.

The spelling of 240464394 in words is "two hundred forty million, four hundred sixty-four thousand, three hundred ninety-four".